Fix build failure with Meson 0.52.

Taken from upstream:
https://gitlab.gnome.org/GNOME/dconf/commit/7ad890fb7a2ec90a777a756a1fa20a615ec7245e
https://gitlab.gnome.org/GNOME/dconf/merge_requests/54

diff --git a/client/meson.build b/client/meson.build
index f3b7122cb05bfa7bb481c487e3cd052aa1ad58e5..de6387e2cac2aba12b83f2614c277bada434fd16 100644
--- a/client/meson.build
+++ b/client/meson.build
@@ -28,7 +28,7 @@ libdconf_client = static_library(
 
 libdconf_client_dep = declare_dependency(
   dependencies: gio_dep,
-  link_whole: libdconf_client,
+  link_with: libdconf_client,
 )
 
 libdconf = shared_library(
